Non-twisting D-rings



FIG. 1 is a front, perspective view of my ornamental design;

FIG. 2 is a front view of the ornamental design of FIG. 1;

FIG. 3 is a back view of the ornamental design of FIG. 1;

FIG. 4 is a right side view of the ornamental design of FIG. 1;

FIG. 5 is a left side view of the ornamental design of FIG. 1;

FIG. 6 is a top view of the ornamental design of FIG. 1; and,

FIG. 7 is a bottom view of the ornamental design of FIG. 1.

The broken lines are included for purposes of illustrating environmentand form no part of the claimed design.

CLAIM The ornamental design for a non-twisting D-ring, as shown and described. 